across america, these technologies protect air - by monitoring air quality and reducing emissions... ...protect water - through conservation and self-contained recycling systems... ... and protect land - by reducing our footprint and respecting wildlife. america's natural gas... domestic, abundant, clean energy to power our lives... that's smarter power today. >>> i think we have another clear difference between the two of you. now, let's move to health care, where i know there is a clear difference. and that has to do with the affordable care act, obama care. and it's a two minute new segment. that means two minutes each, you go first governor romney. you want it repealed. you want the affordable care act repe repealed, why? >> i sure do. it comes in part from my experience. i was in new hampshire, a woman came to me and said, look, i can't afford insurance for myself or my son. i met a couple in appleton, wisconsin, and they said we're thinking of dropping insurance, we can't afford it. and the number of small businesses i've gone to who are saying they're dropping insurance becaus